Some people in #GreatBritain might not be aware of how their North Western neighbours in the other part of the #UK have got #Brexit #working (that is a loose term)
Every shop over here has one of these on the door. Presumably although it's not enforced by staff or actually stated anywhere, this Is meant to stop me buying some wagonwheels and cornflakes because I live in #Donegal but shop in #Derry